Untitled

dabblet.css

html {
	background:linear-gradient(#aaa,#eee);
	background-repeat:no-repeat;
	background-size:cover;
	min-height:100%;
}

.bounce {
	background: #272f35;
	display:block;
	height:40px;
	width:80px;
	border-radius:100%;
	margin:0 auto;
	padding:0;
	transition: -webkit-transform 1s ease-in;
	transform: rotate(360deg);
}


.wrapper {
	line-height:40px;
	width:400px;
	height:300px;
	top:50%;
	left:50%;
	margin:-150px 00px;
	display:block;
	position:absolute;
	background:blue;
}

dabblet.html

<div class="wrapper">

<i class="bounce"></i>

</div>

settings.json

{"view":"split-vertical","fontsize":"100","seethrough":"","prefixfree":"1","page":"all"}